Senior API & Integration Engineer

StarHub; Singapore; On-site; SGD 120,000 - 160,000; Full time

Job summary

StarHub is seeking a Senior Integration Specialist to design, build, and operate scalable integration solutions across enterprise platforms. You will work with API-led and event-driven architectures, ensuring reliability, observability, and security across cloud-native environments.

You will design, develop, and maintain integration services using Java and Go, deploy containerized apps on OpenShift/Kubernetes, and implement API-based and event-driven integrations.

Qualifications

• 6–10 years of experience in integration, middleware, or backend engineering roles.
• Strong hands-on experience in Java and/or Go programming.
• Proven experience building and deploying applications on Kubernetes/OpenShift (OCP) platforms.
• Experience in API, microservices, and/or event-driven architectures.
• Practical experience with observability tools such as Splunk, Prometheus, Grafana, or similar.
• Strong understanding of REST APIs, messaging systems, and integration patterns.
• Experience with cloud-native and distributed systems environments.
• Familiarity with CI/CD pipelines, DevOps practices, and automation tools.

Responsibilities

• Design, develop, and maintain integration services using Java and Go.
• Build and deploy containerized applications on OCP (OpenShift) / Kubernetes platforms.
• Implement API-based and event-driven integration solutions across systems and partners.
• Ensure solutions meet non-functional requirements including performance, scalability, and resilience.
• Implement observability practices using tools such as Splunk and other monitoring/telemetry platforms (logs, metrics, traces).
• Support production systems by troubleshooting integration issues and improving system reliability.
• Collaborate with DevOps teams to enable CI/CD pipelines, automation, and infrastructure readiness.
• Apply security best practices in APIs, integrations, and data exchange.
• Participate in design reviews and contribute to improving integration standards and reusable components.
• Mentor junior engineers and promote best practices in development and operations.

Skills

Java

Go

OpenShift

Kubernetes

API/microservices

Event-driven

Observability

Splunk

Prometheus

Grafana

CI/CD

DevOps

REST APIs

Messaging systems

Tools

OpenShift

Kubernetes

Splunk

Prometheus

Grafana

Job description

StarHub is seeking a Senior Integration Specialist to design, build, and operate scalable integration solutions across enterprise platforms. You will work with API-led and event-driven architectures, ensuring reliability, observability, and security across cloud-native environments.

You will design, develop, and maintain integration services using Java and Go, deploy containerized apps on OpenShift/Kubernetes, and implement API-based and event-driven integrations.